Hercules, Tower ofprobably the only ancient Roman lighthouse still in use, located in the city . The tower stands at the entrance of A Coruña , Spain, on a peninsula in Coruña Bayharbour in the autonomous community of Galicia in northwestern Spain. A Phoenician tower may have occupied the site originally, but the present structure, 185 feet (56.8 metres) tall, is considered a Roman work dating from or at least remodeled during the reign of Trajan (AD98–117 CE). It was designated a UNESCO World Heritage site in 2009.